Cup-holder.



l. E. SULLIVAN.

CUP HOLDER. APPLICATIO FILED FEB. I7. 19l6.

Patented Dec. .5, i916.

my 2% m7. A ITIJFQNf/a represents a JSEEH E. SULLIVAN, F MELROSE, MASSACHUSETTS.

CUP-HOLDER.

Leontine.

specincation of Leners rat-ent.

Patented Dec. 5, 1.916.

Application filed February 17, 19%. Serial No. 78,839. y i

T nu whom if may; concern Be it known that lj, JOSEPH E. SULLIVAN, a citizen of the United States. residing at Melrose. in the County of lifiddle'sex and State of Massachusetts, have invented new and useful improvements in Cup-l-lolders1 .g 'of' which the following is a specification.

This invention has for its object to provide, an attachi'nent 4for dentists chairs, a holder for individnal drii'iking cups. adapted to be detaehably, secured to a iX- ture on the chair. such the nsnal lVertical rod or spinfzlleemploved for supporting a, cnspidor at one side of the chair, the attachw ment being adapted .to hold a nest of in The irwentiony is embodied in the imlnorements hereinaiter' described and claimed.

Of the-accompanying drawings forming a part of this speciication: gnre it repren sents a side elevation et a cnp holder enrbodying my invention; Fig. @represents an,

end View ot the same: 3 represents a partial, section on line ot Fig. 2; wFig. t section on line Lt-Li'f of Fig. l; Fig. 5 represents a top plan view of the washer holder and washer hereinafter referred to; li`., t3 represents a partial bottom plan 'View of said helder and washer: Vig. represents a section on line 7 7 of Fig. 5; Fie'. FS represents a side elevation ot the' portion hereinafter called the frame, slimving a modification.

The saine reference characters indicate the same or similar parts in all the views.

lily improved Cop holder or cup-homing attachment comprises an elongated trame which includes a step l2 at one end of the trame, a ring i3 at the opposite end, and an elongated back bar to opposite ends et which said step and ringr are'secnred. the step and ring;1 being rigidi;7 held suitably spaced apart by the baalt bar.

l prefer to make the baelr bar adjnstalfile in iength to permit a variation of the spec--` .ing ot the step and ring'.

To this end the baek bar may be composed oi' two members lli and 14W., one adapted to slide lengthwise ployed to lsupport a cnspidor.

relatively to the other. As here shown the member 14 is arod fitted to slide in an apertnred ear 15 on the member 14% a set screw l5 being provided to secure the members at anyT desired adjustment. Thev back ybar4 is provided with means whereby it may be seein-ed to a dentists chair or to a liXturc thereon, such as the rertical rod 18 located at one side of the chair and usually em- I have embodied -said means in a lateralvear 19 attached to the member 14'L and apertured to receive the' rod 8,said ear having a set, screw 20. whereby it may be adjnstably and detaeliably seem-ed to the rod. v

The frame, when engaged with the chair rod. is adapted to more with the chair, and

is held in a vertical position at one side ot.l

the chair with yits upper' end in convenient relation to'a patient occupying the chair.

The step l2 may be detachably and adjnstably secured to the back bar member ifi by means of an apertnred ear 22 on the step having a set screwfQB. 2l represents anelongated tube, prefer ably of glass, bearing at its lower end on the seat 12 (the latter being recessed to reeeive the tube, as shown by Fig. l), and embraced at its upper end by the ring 13. Within the tube and supported by the step 12 is spring 25, preferably helical, adapted toeXert upward pressure on a nest of tapering inverted cups 26. The ring 13 is formed to permit the-npward Withdrawal of: the upper Crip through it,`and isA prorided with means yieldingly engaging the 1 enlarged mouth portion ot' the uppereup, and limiting the upward .movement ofl the nest by the spring said means permitting the withdrawal by the patientof the upper cup. which islieldby the spring partially projected above the ring. I have embodied said means in an inwardly projecting annular fiange Qozi the npperedge of the ring1 the omaningl bounded by said flange being of greater diameter than-the month of a cup 2. anda flexible elastic Wa her 28 clamped betiveen the flange 2T and lthe npp end'of the tube 24. the internal diameter of said nsherbeing less .than the ai eatest diameter ol a` enp 2G. The `washer yi dingly engages the ymonth ]'iortion,of the npper..cnp, and permits thenpward witljdrawal;z of the said. rep by dielpatient, the Washer; ntomatically engaging the month portion of the 'next cup.-

do not claim the above described enpfir.

mnml. mi 4he ring :md wass'lez' permitting "im lnscrtmu of :.1 charge. @i Cups :md thewsum pu :snm mf the spi-mg' he 'exjg Hwang hung' thu distance. vewcml thc said Stp mui. ying,

members n unions adjustments, and 'a syn-111g Supporte@ by sand Siep fixm the mb@ and adapted izo @Keri upwa prsre 0u i@ Biest of nvemsd @paying @upg inseed '11 ih@ whe, the ring being provided with menus jveldingly confining shane-s'. agast the: s1 pmu- 1 pressure of the spring, and pep litng the upward Wiahdrawa of the lippe? cup 'wm' th@ nest En u @up hdel of 'the c'lamcter de sfzahd, a yieing; cnplenguging evice com wiring un annular sheet mata-1 Washer hmmm' pzm'ided *with integral fiebe haaks, und :an :umulzu elastic 'wushe Wider than y Suid wlx'lm'- :md Sitted to receive said hooks,

*dm inn-e1 udg@ of the Washer being Within Hm nnm' @Eiga of th@ fhSlder and :adapt-@L to engage the muuh fml'ziun of L apmed cup, u d the washer Ewing' etachaby connected wih the holder by said exblc hooks.

JQSEPH E. S'Umwm. 

